Locate InfluxDB and Elasticsearch nodes by role
Locate InfluxDB and Elasticsearch nodes by role

Change-Id: Id9a1fa1bb44ef60e47c01b648a788e017a77493a

stackforge/fuel-plugin-lma-infrastructure-alerting,stackforge/fuel-plugin-lma-infrastructure-alerting,stackforge/fuel-plugin-lma-infrastructure-alerting